CN106567142B - A kind of online adding set of fused mass directly spinning powder - Google Patents
A kind of online adding set of fused mass directly spinning powder Download PDFInfo
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- CN106567142B CN106567142B CN201610893843.8A CN201610893843A CN106567142B CN 106567142 B CN106567142 B CN 106567142B CN 201610893843 A CN201610893843 A CN 201610893843A CN 106567142 B CN106567142 B CN 106567142B
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- powder
- header pipe
- powder discharge
- discharge header
- back pressure
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D13/00—Complete machines for producing artificial threads
- D01D13/02—Elements of machines in combination
Abstract
The invention discloses a kind of online adding set of fused mass directly spinning powder, feeding device at least 2；Sustainable to be constantly fed to feed cavity, the propulsion side of feed cavity is equipped with reciprocating type propelling mechanism, and powder is pushed to valve direction by reciprocating type propelling mechanism interval；Valve is only opened out of rear endpoint is advanced into front endpoint period in reciprocating type propelling mechanism；Each reciprocating type propelling mechanism is promoted in turn by DCS control module control；Powder discharge header pipe is merged into the downstream of each powder discharge nozzle, and powder discharge header pipe is equipped with unidirectional opener；The unidirectional opener includes the back pressure baffle being hinged in powder discharge header pipe, the section of back pressure baffle is adapted to the section of powder discharge header pipe, it is equipped with position limiting structure in powder discharge header pipe, makes back pressure baffle only can be reciprocal between closure and downstream two states of opening.The beneficial effects of the invention are as follows：Without previously prepared masterbatch, powder material on-line synchronous can be added to straight spin in pipeline.
Description
Technical field
The present invention relates to textile of chemical fibre industry fused mass directly spinning field, specifically a kind of fused mass directly spinning powder adds dress online
It sets.
Background technique
As people's lives level improves, more improve is proposed to traditional chemical & blended fabric and is required, such as well
Comfort, bright-coloured washable color, there are the additional functions such as the anti-electromagnetism of antibacterial and mouldproof antistatic antiultraviolet.And to meet this
A little high-end requirements, it is necessary to add relevant functional raw material before the fused mass directly spinning technique of chemical fibre.Chinese patent literature
CN202519379U disclosed " the flexible online adding set of fused mass directly spinning ", including masterbatch drying machine, spiral shell on 2 9th, 2012
Bar extruder, spinning manifold, master batch conveyance conduit and Fusing polyester pipeline further include prefilter, metered shot pump, threeway
Valve, dynamic mixing agitator, static mixer and compressed air freezing valve, dynamic mixing agitator are equipped with master batch melt inlet
With polyester fondant entrance, the delivery outlet connecting screw extruder of masterbatch drying machine, screw extruder outlet passes through master batch delivery pipe
Road connects the master batch melt inlet of dynamic mixing agitator, and prefilter, metered shot are successively arranged on master batch conveyance conduit
Pump and triple valve, Fusing polyester pipeline connect the polyester fondant entrance of dynamic mixing agitator, and the setting of compressed air freezing valve exists
On Fusing polyester pipeline, dynamic mixing agitator outlet connection static mixer, static mixer outlet connects spinning manifold.By
It is usually powder in needing functional raw material to be added, and directly spins in pipeline that there are certain pressure, can not directly infuses powder
Enter in straight spinning pipeline, therefore such technology is required to that the powder of functional raw material and melt are pre-mixed melting in advance, it is cooling
After be cut into master batch, then master batch is added and completes to add in the straight spinning pipeline for having pressure.So, so that the process of powder addition
More complicated, the time cost and economic cost of consuming are larger, and product is caused to be lacked competitiveness.
Summary of the invention
The technical problem to be solved in the invention is that the existing online adding set of fused mass directly spinning can not be directly synchronous by powder
It is added in straight spinning pipeline, to provide a kind of online adding set of fused mass directly spinning powder, is not necessarily to previously prepared masterbatch, can incite somebody to action
Powder material on-line synchronous is added to straight spin in pipeline.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that：A kind of fused mass directly spinning powder adds online
Device, including pipeline and feeding device are directly spun, the straight pipe downstream that spins is sequentially connected dynamic mixing agitator and static mixing stirring
Device is finally connected to spinning manifold, and the feeding device includes feed bin, and feed bin is connected to by powder discharge nozzle with the straight pipeline that spins,
It further include DCS control module；The feeding device at least 2；Feed bin is sustainable to be constantly fed to feed cavity, feed cavity
Side is promoted to be equipped with reciprocating type propelling mechanism, exit side is equipped with the valve for leading to powder discharge nozzle, reciprocating type propelling mechanism interval
Push powder to valve direction；Valve is only opened out of rear endpoint is advanced into front endpoint period in reciprocating type propelling mechanism
It opens；Each reciprocating type propelling mechanism is promoted in turn by DCS control module control；Powder is merged into the downstream of each powder discharge nozzle
Body discharge header pipe, powder discharge header pipe are equipped with unidirectional opener；The unidirectional opener includes being hinged on powder discharging always
The section of back pressure baffle in pipe, back pressure baffle is adapted to the section of powder discharge header pipe, and limit is equipped in powder discharge header pipe
Structure makes back pressure baffle only can be reciprocal between closure and downstream two states of opening.
The technical program devises at least two feeding device, and each feeding device is designed with feed bin, feed bin have constantly to
The function of feed cavity charging, and the side of feed cavity is provided with reciprocating type propelling mechanism, the other side is provided with valve, makes by feed bin
Into feed cavity powder under the propulsion of reciprocating type propelling mechanism, intermittent comes through valve, promotes downstream.Valve
Have the function of that interval opens and closes, when reciprocating type propelling mechanism is advanced into front endpoint from the front to the back, valve opening makes powder can
To pass through；When reciprocating type propelling mechanism is withdrawn from the front to the back, valve is closed, and prevents the powder in powder discharge nozzle from inverse
Stream is retracted, to keep the pressure of powder discharge nozzle and powder discharge header pipe.The downstream direction of the valve of each feeding device closes
And together become powder discharge header pipe, each reciprocating type propelling mechanism by DCS control module control promote in turn, by powder from
Each feeding device is advanced into turn in powder discharge header pipe.Design has a unidirectional opener in powder discharge header pipe, should
Structure is equipped with the back pressure baffle of powder flow direction in a transversal powder discharge header pipe, which can be hinged on powder and go out
Expect in general pipeline, when by pressure from updrift side, can open downstream, the powder of upstream is allow to enter downstream
Mixing chamber；And when the pressure by downstream direction, which is only capable of rotating back to due to the limit by position limiting structure
Return to closed state, it is ensured that the powder in downstream, which is not pressurised, inversely returns to upstream.When the system is operated, same time point has and only
There is a feeding device, reciprocating type propelling mechanism is in charging advanced state, and powder in the feeding device by feed bin by falling
Under, valve is pushed through by reciprocating type propelling mechanism, into powder discharge header pipe；Since volume increases, the pressure in powder discharge header pipe
Power becomes larger, until back pressure baffle is pushed open downstream, in powder discharge header pipe when being more than the pressure that downstream side is straight spinning pipeline
Powder enter it is straight spin pipeline, and directly participate in straight spin after melt mixed melting.Reciprocating type propelling mechanism to this feeding device
After propulsion is at the end, reciprocating type propelling mechanism is retreated, this feeding device no longer conveys powder into powder discharge header pipe, and powder goes out
When pressure in material general pipeline becomes smaller to less than the pressure of pipeline is directly spun in downstream side, the compression of back pressure baffle is upstream retracted, until
Structure is limited when returning to closed position to block, and the straight access for spinning the upstream adverse current of powder in pipeline is truncated.DCS controls mould at this time
Block controls another feeding device and feeds, so in cycles.Make each feeding device that can discharge in turn to powder
General pipeline charging, feed interval when, back pressure baffle can be closed powder discharge header pipe under the variation of pressure, avoid powder be pressurized rush
Out.Using this programme, directly the continual and steady filling of functional powder can be spun into straight in primary online adding procedure
Pipeline drastically reduces the raw material preparation time, has saved time cost and economic cost, significantly improves production efficiency.
Preferably, the opening of the feed bin is equipped with screw type conveyor, the power end of screw type conveyor is by motor
It connects and drives, free end extends to charging cavity direction.It is fed to keep feed bin continual to feeding warehouse, this programme choosing
With screw type conveyor, one section of connection motor of conveyer drives the rotation of screw type conveyor by motor, will be in feed bin
Powder it is continuous and be uniformly sent to feed cavity, in case powder is advanced into mixing chamber by reciprocating type propelling mechanism.
Preferably, the motor is controlled by DCS control module.Motor is controlled with DCS control module, it can be according to powder
Powder in discharge header pipe accumulates situation, downstream speed of production to adjust feeding speed at any time.
Preferably, the propulsion side of the feed cavity is equipped with piston, the section for promoting side of piston cross-section and feed cavity
Match；Piston is connect by piston push rod with hydraulic device, and hydraulic device is controlled by DCS control module.This programme designs reciprocal
Formula propulsive mechanism is a piston flexible by hydraulic device control, and hydraulic device is then controlled by DCS control module.DCS control
Molding root tuber controls the reciprocating frequence of hydraulic device according to required charging rate, and then drives being sent by feed bin for piston interval
Powder to the propulsion side of feed cavity pushes to the downstream side of valve, i.e., in powder discharge nozzle.
Preferably, the valve for being set to the feed cavity exit side is tripper；The length and piston row of the piston
The equal length of journey, and spring latch mechanism is embedded on the charging cavity wall of piston stroke rear end, lock tongue is telescopic to be set to
Feed cavity inner wall outside, the accessible pressing switch in inner end of lock tongue, the inside of lock tongue when lock tongue stretches out in lock tongue retraction
End is disengaged with pressing switch；Pressing switch control valve circuit controls the opening and closing of valve.This programme devises one
A application has the valve of tripper principle, accurate and quick for carrying out to the position between feed cavity and powder discharge nozzle
Opening and closing control.The opening and closing of valve is realized that each valve block can quickly be opened when needing to open to periphery by the movement of valve block,
It can be quickly to closed center when needing to close；The thickness of valve block is smaller, can keep low quality, can be grasped with lesser strength
Make.Control valve block switch is a pressing switch, and pressing switch is triggered by a spring latch mechanism.Spring latch mechanism is whole
Body is embedded in charging cavity wall, is located proximate to the rear end stop of piston stroke, lock tongue protrudes from charging cavity wall, with piston
Stop is suitable afterwards.As long as piston travels forward from rear stop, the compressing to lock tongue will form, lock tongue overcomes the bullet of reset spring
Power is internally shunk back, and pressing switch is touched in the inner end of lock tongue, and pressing switch turning circuit makes each in tripper above-mentioned
A valve block is opened, a large amount of powders being deposited between piston and valve before this, and valve entrance can be broken through under the promotion of piston
Powder discharge nozzle.When piston, which completes pusher, to be withdrawn backward to rear end stop, piston only is detached from lock tongue, and lock tongue bounces outward,
Pressing switch reset is no longer turned on circuit, and each valve block in tripper, which resets, closes, and prevents the powder in powder discharge nozzle
Adverse current returns to feed cavity.
Preferably, the position limiting structure being set in powder discharge header pipe is, using the closure position of back pressure baffle as boundary, on
The powder discharge header pipe internal diameter of trip is less than the powder discharge header pipe internal diameter in downstream, and the powder discharge header pipe inner wall of upstream and downstream
Powder discharge header pipe inner wall formed corner be right angle ladder.The inner wall of powder discharge header pipe is simply designed as by this programme
Ladder-like, the upstream side of back pressure baffle is small, and downstream side is big, and back pressure baffle can only be just reset to by downstream pressure is close to rank
The closed position of ladder.Such design, structure is more simple, minimum to the flow effect of powder.
Preferably, the back pressure baffle is equipped with position sensor, position sensor and DCS control module realize signal
Connection.By position sensor, folding frequency, the folding angle of back pressure baffle can be found out, and then extrapolates the addition of powder
Situation can be adjusted if necessary by charging rate of the DCS control module to feeding device.Position sensor can also be with
It is substituted with angular transducer, or pressure sensor is arranged in the powder discharge header pipe of back pressure baffle upstream side can also be with.
Preferably, the back pressure baffle plate setting is spun at pipeline in powder discharge header pipe downstream end close to straight.By back pressure
Baffle plate setting in powder discharge header pipe downstream end as close to the straight position for spinning pipeline, can compress as far as possible back pressure baffle with
The straight spatial volume spun between pipeline, reduces the powder accumulated herein, and the powder for enabling each feeding device to promote in turn is balanced
Stable entrance is straight to spin pipeline, participates in mixing.
In conclusion the beneficial effects of the invention are as follows：Without previously prepared masterbatch, powder material on-line synchronous can be added
Add to straight spin in pipeline.
Detailed description of the invention
Fig. 1 is schematic diagram of the invention,
Fig. 2 is the schematic diagram of feeding device of the invention.
Wherein：1 straight spinning pipeline, 2 feeding devices, 3 dynamic mixing agitators, 4 static mixing blenders, 5 spinning manifolds,
6DCS control module, 7 powder discharge header pipes, 9 compressed air condensation traps, 21 feed bins, 22 powder discharge nozzles, 23 feed cavities, 24 valves
Door, 25 screw type conveyors, 26 motors, 27 pistons, 28 piston push rods, 29 hydraulic devices, 30 spring latch mechanisms, 81 back pressures gear
Plate, 82 position limiting structures, 83 position sensors.
Specific embodiment
The present invention will be further described with specific embodiment with reference to the accompanying drawing.
Fig. 1 is a kind of online adding set of fused mass directly spinning powder, is applied in the fused mass directly spinning operation of textile of chemical fibre industry.
The online adding set of fused mass directly spinning powder is equipped with straight spinning pipeline 1, inside there is the melt of pressurizing melting, and the straight pipeline that spins is gone out by powder
Material general pipeline 7 is connected with tri- feeding devices 2 of A, B, C.The downstream end of powder discharge header pipe is spun at pipeline close to straight, is gone out in powder
Material inner manifold is hinged with back pressure baffle 81, and the section of back pressure baffle is adapted to the section of powder discharge header pipe.With back pressure baffle
Closure position be boundary, the powder discharge header pipe internal diameter of upstream is less than the powder discharge header pipe internal diameter in downstream, and the powder of upstream goes out
Expect that the powder discharge header pipe inner wall in total inside pipe wall and downstream forms the ladder that corner is right angle.Back pressure baffle is by this position limiting structure 82
Limitation, be only capable of being freely rotated between closed position and downstream open position.It is opening and is closing for back pressure baffle as shown in the figure
Close the schematic diagram of two positions.The straight downstream for spinning pipeline is sequentially connected dynamic mixing agitator 3 and static mixing blender 4, most
Connection spinning manifold 5 eventually, wherein being additionally provided with compressed air condensation trap 9 on dynamic mixing agitator.
As shown in Fig. 2, feeding device includes feed bin 21, it is the discharge port of feed bin, the discharge port lower section of feed bin below feed bin
Oscillator optionally can be set in feed bin and help blanking for face screw type conveyor 25.The power end of screw type conveyor by
Motor 26 connects and drives rotation, and free end extends to 23 direction of feed cavity, and the powder flowed out by the discharge port of feed bin is pushed
To feed cavity.The propulsion side of feed cavity is equipped with piston 27, the cross-sections match for promoting side of piston cross-section and feed cavity；Piston passes through
Piston push rod 28 is connect with hydraulic device 29.The other side of feed cavity is provided with valve 24, and the downstream side of valve is powder discharging
The downstream of pipe 22, the powder discharge nozzle of three feeding devices merges, and forms powder discharge header pipe.The general of piston clearance
Powder pushes valve downstream to from feed cavity.The valve of this example is the valve that an application has tripper principle, is used to charging
Position between chamber and powder discharge nozzle carries out accurate and quickly opens and closes control.The opening and closing of valve is by the movement of valve block Lai real
Existing, each valve block can quickly be opened when needing to open to periphery, can be quickly to closed center when needing to close；Valve block
Thickness is smaller, can keep low quality, can be operated with lesser strength.Control valve block switch is a pressing switch, pressure
Dynamic switch is triggered by a spring latch mechanism 30.Spring latch mechanism is integrally embedded in charging cavity wall, and lock tongue protrudes from
Cavity wall is fed, position is at the closely rear stop in the rear end of piston stroke.When piston is pushed ahead by rear stop, piston is pressed onto bullet
Spring lock tongue, lock tongue overcome the elastic force of reset spring internally to shrink back, and pressing switch, pressing switch conducting are touched in the inner end of lock tongue
Circuit opens each valve block in tripper above-mentioned, and a large amount of powder is deposited between piston and valve, at this time powder
Valve can be broken through and enter powder discharge nozzle.Since the length of piston is equal with piston stroke, when piston from after stop one
Before road is advanced into during stop, valve is opened always, and powder is advanced to always.It completes to promote when piston and withdraw backward
Piston is disengaged with lock tongue when to rear stop, and lock tongue bounces outward, and pressing switch is resetted because losing pressure, is no longer turned on electricity
Road, each valve block in tripper, which resets, closes, and the powder adverse current in powder discharge nozzle is prevented to return to feed cavity.
The online adding set of fused mass directly spinning powder of this example, equipped with the DCS control module 6 for playing master control function, each charging
Motor, the hydraulic device of device are controlled by DCS control module.Powder discharge header pipe back pressure baffle is equipped with position sensor
83, position sensor realizes that signal is connect with DCS control module.By position sensor, the folding of back pressure baffle can be found out
Frequency, folding angle, and then the addition situation of powder is extrapolated, it if necessary can be by DCS control module to feeding device
Charging rate be adjusted.Position sensor can also be substituted with angular transducer, or the powder in back pressure baffle upstream side
Setting pressure sensor can also be in body discharge header pipe.
A kind of carrying out practically process of online adding set of fused mass directly spinning powder of this example is as follows：Taking average partial size is 500
The tourmaline powder after hard acid ester is surface-treated of~800nm is added in feed bin, and logical nitrogen protection；Tourmaline powder exists
Screw type conveyor is vertically fallen through under oscillator effect, motor drives screw type conveyor rotation, and tourmaline powder is defeated
It is sent to feed cavity；Piston moves back and forth under the drive of hydraulic device, by intermittent downward of the tourmaline powder in feed cavity
Trip promotes.When piston is advanced into the stop in left side, piston press spring latch triggers pressing switch after lock tongue retraction, presses
Switch conduction circuit, control valve are opened, and powder is made to enter powder discharge nozzle by valve.Powder discharge header pipe inner volume at this time
Increase, pressure becomes larger, and when the pressure in powder discharge header pipe is greater than straight spinning manifold pressure, back pressure baffle is spun pipeline to straight
Direction is opened, powder from powder discharge header pipe enter it is straight spin pipeline, then pass through dynamic mixers and static mixer, finally into
Enter spinning manifold, completes spinning.When the piston of this feeding device is run to after extending stop, powder stops entering powder discharging always
It manages, the pressure in powder discharge header pipe is gradually reduced, until pressure pushes the reset of back pressure baffle when lower than straight spinning pipeline, powder is truncated
The access of body discharge header pipe avoids powder adverse current to upstream.In the process of running, each feeding device under the control of DCS according to
It is secondary to be fed to powder discharge header pipe, it is ensured that the entrance that powder can be continual and steady is straight to spin pipeline.
In practical applications, feeding device setting is more, and the pressure degree of stability being fed to powder discharge header pipe is higher,
By powder discharge header pipe be advanced the straight powder interval time spun in pipeline it is more short more, push-in stroke is more uniform.Manufacturing enterprise can
To select appropriate number of feeding device as needed.After adaptability reform appropriate, this programme be can be applied in
Two kinds or more kinds of powder synchronized mixes addition processing step in, every kind of powder at least 2 feeding devices of corresponding setting
Feed, and the interval time within the complete period that all feeding devices add a defective material in turn it is preferably provided as equal, must
Can also agitating device be set in powder discharge header pipe to be uniformly mixed when wanting.
Claims (8)
1. a kind of online adding set of fused mass directly spinning powder, including pipeline (1) and feeding device (2) are directly spun, directly spin pipe downstream
It is sequentially connected dynamic mixing agitator (3) and static mixing blender (4), is finally connected to spinning manifold (5), the feeding device
Including feed bin (21), feed bin is connected to by powder discharge nozzle (22) with the straight pipeline that spins, characterized in that further includes DCS control mould
Block (6)；The feeding device at least 2；Feed bin is sustainable to be constantly fed to feed cavity (23), and the propulsion side of feed cavity is set
Have a reciprocating type propelling mechanism, exit side is equipped with the valve (24) for leading to powder discharge nozzle, reciprocating type propelling mechanism interval by powder
Material pushes valve direction to；Valve is only opened out of rear endpoint is advanced into front endpoint period in reciprocating type propelling mechanism；Institute
Each reciprocating type propelling mechanism is stated to be promoted in turn by DCS control module control；The downstream of each powder discharge nozzle is merged into powder and is gone out
Expect general pipeline (7), powder discharge header pipe is equipped with unidirectional opener；The unidirectional opener includes being hinged on powder discharge header pipe
Interior back pressure baffle (81), the section of back pressure baffle are adapted to the section of powder discharge header pipe, and limit is equipped in powder discharge header pipe
Bit architecture (82) makes back pressure baffle only can be reciprocal between closure and downstream two states of opening.
2. a kind of online adding set of fused mass directly spinning powder according to claim 1, characterized in that the opening of the feed bin
Place is equipped with screw type conveyor (25), and the power end of screw type conveyor is connected and driven by motor (26), and free end is to charging
Cavity direction extends.
3. a kind of online adding set of fused mass directly spinning powder according to claim 2, characterized in that the motor is by DCS
Control module control.
4. a kind of online adding set of fused mass directly spinning powder according to claim 1 or 2 or 3, characterized in that the charging
The propulsion side of chamber is equipped with piston (27), the cross-sections match of the propulsion side of piston cross-section and feed cavity；Piston passes through piston push rod
(28) it is connect with hydraulic device (29), hydraulic device is controlled by DCS control module.
5. a kind of online adding set of fused mass directly spinning powder according to claim 4, characterized in that be set to the feed cavity
The valve of exit side is tripper；The length of the piston and the equal length of piston stroke, and piston stroke rear end into
It is embedded with spring latch mechanism (30) on material cavity wall, lock tongue is telescopic to be set to feed cavity inner wall outside, in lock tongue retraction
The accessible pressing switch in the inner end of lock tongue, when lock tongue stretches out, the inner end of lock tongue is disengaged with pressing switch；It presses out
Control valve circuit is closed to control the opening and closing of valve.
6. a kind of online adding set of fused mass directly spinning powder according to claim 1 or 2 or 3, characterized in that be set to powder
The position limiting structure in discharge header pipe is, using the closure position of back pressure baffle as boundary, the powder discharge header pipe internal diameter of upstream is less than
The powder discharge header pipe internal diameter in downstream, and the powder discharge header pipe inner wall of upstream and the powder discharge header pipe inner wall in downstream form and turn
Angle is the ladder at right angle.
7. a kind of online adding set of fused mass directly spinning powder according to claim 6, characterized in that on the back pressure baffle
Equipped with position sensor (83), position sensor realizes that signal is connect with DCS control module.
8. a kind of online adding set of fused mass directly spinning powder according to claim 1 or 2 or 3, characterized in that the back pressure
Baffle plate setting is spun at pipeline in powder discharge header pipe downstream end close to straight.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610893843.8A CN106567142B (en) | 2016-10-13 | 2016-10-13 | A kind of online adding set of fused mass directly spinning powder |
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| CN201610893843.8A CN106567142B (en) | 2016-10-13 | 2016-10-13 | A kind of online adding set of fused mass directly spinning powder |
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| CN106567142B true CN106567142B (en) | 2018-11-20 |
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| CN107201555B (en) * | 2017-07-12 | 2022-09-06 | 苏州龙杰特种纤维股份有限公司 | Master batch adding system and method for preparing colored fibers |
| CN112359432B (en) * | 2020-11-03 | 2022-03-08 | 太仓荣文合成纤维有限公司 | PBT fiber production and manufacturing equipment and preparation process thereof |
| CN112941724B (en) * | 2021-01-29 | 2023-03-31 | 刘学谷 | Antibacterial non-woven fabric production line and production process |
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| US6277942B1 (en) * | 1997-09-16 | 2001-08-21 | Optimer, Inc. | Melt-spun elastomeric fibers and the preparation thereof |
| CN203320192U (en) * | 2013-03-22 | 2013-12-04 | 中国昆仑工程公司 | Melt direct-spinning on-line addition system |
| CN205011871U (en) * | 2015-09-16 | 2016-02-03 | 艺爱丝维顺（苏州）纤维有限公司 | Screw extruder bypass automatic material conveying device |
| CN105420835A (en) * | 2015-12-21 | 2016-03-23 | 上海德福伦化纤有限公司 | Manufacturing method of antibacterial and far infrared health polyester fibers |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1161567A (en) * | 1997-08-18 | 1999-03-05 | Nippon Ester Co Ltd | Melt spinning of powder-ontaining polyester yarn |
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2016
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6277942B1 (en) * | 1997-09-16 | 2001-08-21 | Optimer, Inc. | Melt-spun elastomeric fibers and the preparation thereof |
| CN203320192U (en) * | 2013-03-22 | 2013-12-04 | 中国昆仑工程公司 | Melt direct-spinning on-line addition system |
| CN205011871U (en) * | 2015-09-16 | 2016-02-03 | 艺爱丝维顺（苏州）纤维有限公司 | Screw extruder bypass automatic material conveying device |
| CN105420835A (en) * | 2015-12-21 | 2016-03-23 | 上海德福伦化纤有限公司 | Manufacturing method of antibacterial and far infrared health polyester fibers |
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